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# Security update for avahi

Announcement ID: SUSE-SU-2026:23039-1
Release Date: 2026-07-29T09:56:51Z
Rating: moderate
References:

* bsc#1255451

Cross-References:

* CVE-2025-59529

CVSS scores:

* CVE-2025-59529 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-59529 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-59529 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

## Description:

This update for avahi fixes the following issue:

* CVE-2025-59529: local DoS due to simple protocol server ignoring client
limit CLIENTS_MAX (bsc#1255451).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

* SUSE Linux Micro 6.0
zypper in -t patch SUSE-SLE-Micro-6.0-820=1

## Package List:

* SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
* libavahi-client3-0.8-10.1
* libavahi-core7-0.8-10.1
* avahi-debugsource-0.8-10.1
* libavahi-common3-debuginfo-0.8-10.1
* libavahi-client3-debuginfo-0.8-10.1
* avahi-0.8-10.1
* libavahi-core7-debuginfo-0.8-10.1
* libavahi-common3-0.8-10.1
* avahi-debuginfo-0.8-10.1

## References:

* https://www.suse.com/security/cve/CVE-2025-59529.html
* https://bugzilla.suse.com/show_bug.cgi?id=1255451

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<div class="container">
<h1>Security update for avahi</h1>

<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:23039-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-07-29T09:56:51Z</td>
</tr>

<tr>
<th>Rating:</th>
<td>moderate</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>

<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1255451">bsc#1255451</a>
</li>

</ul>
</td>
</tr>

<tr>
<th>
Cross-References:
</th>
<td>
<ul>

<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-59529.html">CVE-2025-59529</a>
</li>

</ul>
</td>
</tr>
<tr>
<th>CVSS scores:</th>
<td>
<ul class="list-group">

<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-59529</span>
<span class="cvss-source">
(

SUSE

):
</span>
<span
class="cvss-score">6.8</span>
<span
class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N</span>
</li>

<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-59529</span>
<span class="cvss-source">
(

SUSE

):
</span>
<span
class="cvss-score">5.5</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>

<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-59529</span>
<span class="cvss-source">
(

NVD

):
</span>
<span
class="cvss-score">5.5</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>

</ul>
</td>
</tr>

<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">

<li class="list-group-item">SUSE Linux
Micro 6.0</li>

</ul>
</td>
</tr>
</tbody>
</table>

<p>An update that solves one vulnerability can now be
installed.</p>

<h2>Description:</h2>

<p>This update for avahi fixes the following issue:</p>
<ul>
<li>CVE-2025-59529: local DoS due to simple protocol server ignoring
client limit CLIENTS_MAX (bsc#1255451).</li>
</ul>

<h2>Patch Instructions:</h2>
<p>
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper
patch".<br/>

Alternatively you can run the command listed for your product:
</p>
<ul class="list-group">

<li class="list-group-item">
SUSE Linux Micro 6.0

<br/>
<code>zypper in -t patch
SUSE-SLE-Micro-6.0-820=1</code>

</li>

</ul>

<h2>Package List:</h2>
<ul>

<li>
SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
<ul>

<li>libavahi-client3-0.8-10.1</li>

<li>libavahi-core7-0.8-10.1</li>

<li>avahi-debugsource-0.8-10.1</li>

<li>libavahi-common3-debuginfo-0.8-10.1</li>

<li>libavahi-client3-debuginfo-0.8-10.1</li>

<li>avahi-0.8-10.1</li>

<li>libavahi-core7-debuginfo-0.8-10.1</li>

<li>libavahi-common3-0.8-10.1</li>

<li>avahi-debuginfo-0.8-10.1</li>

</ul>
</li>

</ul>

<h2>References:</h2>
<ul>

<li>
<a href="https://www.suse.com/security/cve/CVE-2025-59529.html">https://www.suse.com/security/cve/CVE-2025-59529.html</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1255451">https://bugzilla.suse.com/show_bug.cgi?id=1255451</a>
</li>

</ul>

</div>

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